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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">#!/usr/bin/python</span>
<a name="l00002"></a>00002 <span class="comment"># -*- coding: utf-8 -*-</span>
<a name="l00003"></a>00003 <span class="keyword">import</span> scipy.io
<a name="l00004"></a>00004 
<a name="l00005"></a>00005 <span class="keyword">from</span> pylab <span class="keyword">import</span> title
<a name="l00006"></a>00006 <span class="keyword">import</span> matplotlib.cm <span class="keyword">as</span> cm
<a name="l00007"></a>00007 <span class="keyword">import</span> matplotlib.mlab <span class="keyword">as</span> mlab
<a name="l00008"></a>00008 <span class="keyword">import</span> matplotlib.pyplot <span class="keyword">as</span> plt
<a name="l00009"></a>00009 
<a name="l00010"></a>00010 
<a name="l00011"></a>00011 <span class="keyword">def </span>saveAsMatlab(file_name, M):
<a name="l00012"></a>00012     scipy.io.savemat(file_name + <span class="stringliteral">&#39;.mat&#39;</span>, {<span class="stringliteral">&#39;m&#39;</span>: M})  <span class="comment"># Note: this routine save a dictionary!</span>
<a name="l00013"></a>00013 
<a name="l00014"></a>00014 
<a name="l00015"></a>00015 <span class="keyword">def </span>loadAsMatlab(file_name):
<a name="l00016"></a>00016     dict = scipy.io.loadmat(file_name)  <span class="comment"># Note: this routine loads a dictionary!</span>
<a name="l00017"></a>00017     <span class="keywordflow">return</span> dict[<span class="stringliteral">&#39;m&#39;</span>]
<a name="l00018"></a>00018 
<a name="l00019"></a>00019 
<a name="l00020"></a>00020 <span class="keyword">def </span>plotImage(file_name):
<a name="l00021"></a>00021     (descriptor, imag) = loadImage(file_name)
<a name="l00022"></a>00022     im = plt.imshow(imag, interpolation=<span class="stringliteral">&#39;bilinear&#39;</span>, cmap=cm.gray,
<a name="l00023"></a>00023                     origin=<span class="stringliteral">&#39;lower&#39;</span>)
<a name="l00024"></a>00024     title(file_name)
<a name="l00025"></a>00025     plt.show()
<a name="l00026"></a>00026 
<a name="l00027"></a>00027 
<a name="l00028"></a>00028 <span class="keyword">def </span>plot2Images(imag1, imag2, title1, title2, orig=&#39;lower&#39;):
<a name="l00029"></a>00029     plt.figure(2, figsize=(10, 5))
<a name="l00030"></a>00030     plt.clf()
<a name="l00031"></a>00031 
<a name="l00032"></a>00032     plt.subplot(1, 2, 1)
<a name="l00033"></a>00033 
<a name="l00034"></a>00034     im1 = plt.imshow(imag1, interpolation=<span class="stringliteral">&#39;bilinear&#39;</span>, origin=orig)
<a name="l00035"></a>00035   <span class="comment"># im1 = plt.imshow(imag1, interpolation=&#39;nearest&#39;, cmap=cm.gray, origin=&#39;lower&#39;)</span>
<a name="l00036"></a>00036   <span class="comment">#  im1 = plt.imshow(imag1, interpolation=&#39;nearest&#39;, origin=&#39;lower&#39;)</span>
<a name="l00037"></a>00037     plt.colorbar()
<a name="l00038"></a>00038     title(title1)
<a name="l00039"></a>00039 
<a name="l00040"></a>00040     plt.subplot(1, 2, 2)
<a name="l00041"></a>00041 
<a name="l00042"></a>00042     im2 = plt.imshow(imag2, interpolation=<span class="stringliteral">&#39;bilinear&#39;</span>, origin=orig)
<a name="l00043"></a>00043   <span class="comment"># im2 = plt.imshow(imag2, interpolation=&#39;nearest&#39;, cmap=cm.gray, origin=&#39;lower&#39;)</span>
<a name="l00044"></a>00044 
<a name="l00045"></a>00045   <span class="comment"># im2 = plt.imshow(imag2, interpolation=&#39;nearest&#39;, origin=&#39;lower&#39;)</span>
<a name="l00046"></a>00046     title(title2)
<a name="l00047"></a>00047     plt.colorbar()
<a name="l00048"></a>00048     plt.show()
<a name="l00049"></a>00049 
<a name="l00050"></a>00050 
<a name="l00051"></a>00051 <span class="keyword">def </span>plotOneDGraph(x, y, title_name):
<a name="l00052"></a>00052     plt.figure()
<a name="l00053"></a>00053     fig.gca()
<a name="l00054"></a>00054     ax.axis(<span class="stringliteral">&#39;equal&#39;</span>)
<a name="l00055"></a>00055     plt.plot(x, y)
<a name="l00056"></a>00056     title(title_name)
<a name="l00057"></a>00057     plt.show()
<a name="l00058"></a>00058 
<a name="l00059"></a>00059 
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